Frederick was educated in Germany and France. He came to England in 1939 and took up acting at the suggestion of his English headmaster. He attended the Guildhall School of Music and Drama in London between 1946 and 1948 and started his stage career at preston Rep in 1949. Many rep seasons in provinces before West End appearances including 'The Comedy of Errors', 'Lock Up Your Daughters', 'The Potsdam Quartet', 'Big Fish, Little Fish', 'For Adults Only', 'A Patriot For Me', 'Mrs. Gibson's Boys' and 'Salad Days'. Frederick started his television career in 1955 and went into films in 1956. He continued to act in all strands of the profession until his death.
Sorenson
Professor Marius
Bequeville
Benson
Inspector Klingmann
John Charles Walton
Edvard Jensen
Millburn
Peter Jarratt
World War One Ace
Johann
Sir Adam
Self
Various
Luther
Schuman
Goldman
Wilkinson
Inspector Grant
Mr Barker
Bernarde
Major Harwood
Richard Massingham
Bergen
Sir Christopher
Vicary
Jones
Colonel Melchett
Colonel Melchett
Werner Mannheim
Doctor Adolph Müdel
Novins
Holstein
Hans Deiter
German Major
Marker
Pilot
Joachim
Junior German Officer
German Prisoner
Male Receptionist
Gabriel Astruc
Kurt Langsdorf
Melchior
Kinesias
Jano (voice)
Sorenson
Henrik Ibsen
Mr. Forson
Jano
Professor Marius
Koch
Major Robert Wheeler
Paul Warner
2nd German Officer
Keith Sayle
Douglas Smedley
Klaus
Norman Warren
Harry Day
Fritz Stiefel
Jim